Method and apparatus for preventing low-water failure in boilers

Details Method and apparatus for preventing low-water failure in boilers Method and apparatus for preventing low-water failure in boilers

1989-06-23

1990-07-17

Wayner, William E.

Liquid heaters and vaporizers

Cleaning

Blow off

122447, 219333, F22B 3754

Patent

active

049414356

ABSTRACT:
An improved system for preventing low-water or "dry-boiler" failures which includes automatically flushing the low-water cut-off control valve and monitoring the external temperature of the boiler jacket so as to shut off the burners of the boiler, when such external temperature exceeds a pre-determined maximum, is disclosed.

REFERENCES:
patent: 1957825 (1934-05-01), Flagg
patent: 2967021 (1961-01-01), Swenson et al.
patent: 4723066 (1988-02-01), Kurukawa et al.

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